FFmpeg afftdn denoiser + high/low-pass presets for clean voice tracks.

How to use

1. Drop the audio → pick Voice / Music / Aggressive cleanup.
2. Process → A/B compare and download.

About this tool

Voice notes and podcast recordings picked up in rooms with fans, fridges and street noise get a professional cleanup here: the afftdn FFT denoiser estimates the noise floor and subtracts it, while optional high-pass (kill rumble below 80Hz) and low-pass (hiss above 12kHz) filters carve out the rest. Try the Voice preset first — it fixes most recordings in one pass. All on-device. Your file never leaves this page — processing runs in your browser via WebAssembly; nothing is uploaded and the file is dropped from memory when you close the tab.

FAQ

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